<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>烘焙蛋糕店</title>
    <style>
    *{margin: 0;padding: 0;}
    .bg{
        width:100%;height:100%;
        overflow: auto;
        position: relative;
    }
    .bg img{
        width:1280px;height: 700px;
        
    }
    .top{
        width:1280px;height: 40px;
        background: #332C24;
        position: absolute;
        top: 0;left: 0;
    }
    
    </style>
</head>
<body>
    <div class="bg">
     <img src="images/sideBg.png" alt="" > 
        <div class="top">
        </div>
    </div>
</body>
</html>